DUKE JOHN D (Chief Executive Officer) purchased 5.0% of their position (5K shares) of HARVARD BIOSCIENCE INC on the open market
Open‑market purchase worth $25.1K — a moderate purchase. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 3/17/2026ACC: 0001171843-26-001645
DirectorOfficer· Chief Executive Officer
Since Mar 2026
+5K
Net shares
Net buyer
$25.1K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
5K acquired
Non-Derivative Transactions1
Common Stock
Direct
Shares
+5K
Price / share
$5.01
Trade value
$25.05K
% of position
5.0%
3/16/2026
100K→105K
Total
Net shares
+5K
Net value
$25.05K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 3/16/2026 | P · Purchase | +5K | $5.01 | $25.05K | 5.0% | 100K | 105K |
| Total | +5K | $25.05K | ||||||
Derivative Transactions0
No derivative transactions reported